的所有键为:[hashkey5, hashkey4, hashkey3, hashkey2, hashkey1]
散列hash的所有值为:[hashvalue3, hashvalue2, hashvalue1...=hashvalue5, hashkey4=hashvalue4, hashkey3=hashvalue3, hashkey2=hashvalue2, hashkey1=hashvalue1}
将key6...保存的值加上一个整数,如果hashkey6不存在则添加hashkey6:9
散列hash的所有键值对为:{hashkey6=9, hashkey5=hashvalue5, hashkey4=hashvalue4..., hashkey3=hashvalue3, hashkey2=hashvalue2, hashkey1=hashvalue1}
删除一个或者多个键值对:1
散列hash的所有键值对为:{hashkey6...=9, hashkey5=hashvalue5, hashkey4=hashvalue4, hashkey3=hashvalue3, hashkey1=hashvalue1}
散列hash中键值对的个数